.M4A 文件扩展名

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什么是 .M4A 文件？

.M4A 文件属于 Windows 11, 10、Windows 7、Windows 8 / 8.1、Windows Vista、Windows XP 等操作系统中使用的 Audio Files 类别。

m4a

开发者: Apple

文件类型: MPEG-4 Audio File

类别: Audio Files

格式: Binary

.M4A 文件与 Apple 开发的 MPEG-4 Audio File 关联，采用 Binary 格式，并属于 Audio Files 类别。

An M4A file is an audio file that stores various types of audio content (songs, podcasts, audiobooks, and so on). An M4A file is saved in the MPEG-4 format and is encoded using AAC or ALAC.

Additional data

MPEG-4 is considered a multimedia container format that works with video, audio, subtitles, and pictures encoded in numerous codecs. MPEG-4 video files have a .mp4 extension. However, a MPEG-4 file can additionally only contain audio, saved with a .m4a extension (MPEG-4 Audio).

M4A files are more distributed among Apple's iTunes Store audio content. This content is encoded through AAC compression, significantly reducing file size. Copyrighted songs have a .m4p extension.

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